package com.xuecheng.learning.service;

import com.xuecheng.base.model.RestResponse;


public interface LearningService {

/**
 * @description 获取教学视频
 * @param courseId 课程id
 * @param teachplanId 课程计划id
 * @param mediaId 视频文件id
 * @return com.xuecheng.base.model.RestResponse<java.lang.String>
*/
public RestResponse<String> getVideo(String userId,Long courseId,Long teachplanId,String mediaId);



}